Home / 454,985.71-682,897.43-230,502.31

Finding the Fourth Proportional to 454,985.71, 682,897.43 and 230,502.31

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Solution

The fourth proportional to 454,985.71, 682,897.43 and 230,502.31 is: 345,965.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,985.71 : 682,897.43 = 230,502.31 : x
  2. Step 2: Convert to fraction form
    454,985.71/682,897.43 = 230,502.31/x
  3. Step 3: Cross multiply
    454,985.71x = 682,897.43 × 230,502.31
  4. Step 4: Simplify right side
    454,985.71x = 157,409,433,977.08
  5. Step 5: Solve for x
    x = 157,409,433,977.08/454,985.71
  6. Step 6: Final answer
    x = 345,965.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.